Q: I need to replace some cracked and chipped tile in the bathroom. Some of it was shaped to fit around the base of the toilet. Is it difficult to shape replacement tiles in the same way? - Sarah S., Fort Worth, Texas

Despite its negative reputation, the number 13 doesn't always have to be unlucky. Take these top 10 decor trends for 2013 from design experts, manufacturers and trend forecasters across the country. They're fresh, fun and sure to bring good fortune to any home.

Q: We're buying a new house in a couple of months, and one of my friends mentioned that once the purchase is final and before we move in, I should replace all the doorknobs and locks on the exterior doors for security purposes. Is this really something we should do? What's the best way to replace them? - Clark in Syracuse, N.Y.